US3924763A - Vehicle towing device - Google Patents

Vehicle towing device Download PDF

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US3924763A
US3924763A US523660A US52366074A US3924763A US 3924763 A US3924763 A US 3924763A US 523660 A US523660 A US 523660A US 52366074 A US52366074 A US 52366074A US 3924763 A US3924763 A US 3924763A
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vehicle
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Norbert G Pigeon
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60PVEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
    • B60P3/00Vehicles adapted to transport, to carry or to comprise special loads or objects
    • B60P3/12Vehicles adapted to transport, to carry or to comprise special loads or objects for salvaging damaged vehicles
    • B60P3/125Vehicles adapted to transport, to carry or to comprise special loads or objects for salvaging damaged vehicles by supporting only part of the vehicle, e.g. front- or rear-axle

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  • ABSTRACT Inventor: Norbert g Ste-Madeleine, A vehicle towing device mounted at the rear of a Ste-Hyacinthe, Quebec, Canada truck.
  • the device is made of an extensible beam projecting rearwardly from the truck and pivotally [22] Filed 1974 mounted therefrom, a cross-bar fixed at the free end [21] Appl. 0 of the beam in a horizontal position, a shallow troughlike member having a rigid contour secured at each end of the cross-bar, means for pivotally moving the CCll.
  • the trough like Fieid 280/402 ber adapted to contact the ground when the beam is in its lowermost position, means for longitudinally vary- [56] References and ing the length of said beam, wherein the troughs when located in contact with the ground are adapted to receive two wheels of the vehicle to be towed and to be 214/86 A subsequently raised into a towing positon from under 214/86 A the wheels.
  • the present invention relates to a car towing device and in particular to such a device which raises the front or rear wheels of the car above the ground in order to pull it.
  • the common way for pulling a car consists of hooking a chain or a brace to its bumper or its undercarriage and pulling therefrom.
  • a chain or a brace to its bumper or its undercarriage and pulling therefrom.
  • the present invention contemplates to raise the car exactly as it isintended to run, that is, from under the wheels.
  • a car is engineered so as to be supported by its four wheels and can run safely on two end wheels as long as the two other end wheels are well and evenly supported.
  • the present invention consists of a car towing device adapted to be mounted at the rear of a truck for towing a vehicle.
  • the device comprises an extensible beam projecting rearwardly from the vehicle and pivotally mounted therefrom along a vertical plane; a cross-bar fixed at the free end of said beam in a horizontal position; a shallow trough-like member having a rigid contour secured at each end of the cross-bar; means for pivotally moving said beam about a horizontal axis, the trough-like member adapted to contact the ground when the beam is in its lowermost position; means for longitudinally varying the length of the said beam, wherein the troughs, when located in contact with the ground, are adapted to receive two wheels of the vehicle to be towed and to be subsequently raised into a towing position.
  • the cross-bar is pivoted about an axis coaxial with the beam and about a vertical axis at one end of the beam.
  • the beam is pivoted about a horizontal axis.
  • the wheels are adapted to sink slightly in the troughs so as to be held thereinside when the troughs are raised but free to run thereoutside when the troughs touch the ground.
  • FIG. 1 is a perspective view of the towing truck pulling a vehicle with the vehicle towing device according to the new invention
  • FIG. 2 is a perspective view of the vehicle towing device shown in FIG. 1, and
  • FIG. 3 is a perspective view of the towing vehicle with the towing device in a raised position.
  • FIG. 1 illustrates a towing truck at the rear of which is secured a vehicle towing device 12.
  • the device 12 comprises a reinforced bumper 14 an extensible beam 16, a pair of troughs l8 and 20 in which are mounted the front wheels 22 of a towed vehicle 24.
  • a pair of chains 26 are hooked between the beam 16 and a pair of booms 28.
  • the booms 28 are pivotable at their rear end 30 and are raised and lowered by a pair of pneumatic cylinders extending between the booms 28 and the bum per 14.
  • the two hydraulic cylinders 32 and 34 are connected to the bumper substantially above the rear end of the beam 16 so as to exert a downward thrust substantially in line with the upward thrust caused by the rear end of the beam 16.
  • the rear end of the beam 16 is connected to the bumper by a double linkage which permits a vertical and a horizontal movement to the beam 16.
  • the axle 36 is secured to the bumper 14 in a vertical direction so as to allow the beam to move sideways .while an axle 38 passing through the plates 40 on each side of the beam 16 and through the lower part of the axle 36 enables the beam 16 to move vertically.
  • a stirrup-shaped bracket 42 At the forward end of the beam 16, is mounted a stirrup-shaped bracket 42 rotatable about an axle 44 axially aligned with the longitudinal axis of the beam 16.
  • the bracket 42 retains a cross-bar 46 so that the latter can pivot about an axle 48 passing through the bracket 42 and the cross-bar 46.
  • Each trough member 18 and 20 adapted to receive the front or rear wheels of the towed vehicle.
  • Each trough member is particularly designed so as to enable the easy transfer of the wheels inside and outside the trough member.
  • Each trough member 18 and 20 consists essentially of a rectangular frame made of two lateral rigid blades 50 and 52, a rear slanted blade 54 and a pivotable forward blade 56. Blades 54 and 56 are tilted so as to form a V shape which is a better supporting surface for receiving the wheel of a vehicle.
  • the front blade 56 is secured at each end to a pair of secondary blades 58 and 60 and a small drum 62 is secured at the rear end of the secondary blades 58 and 60 located somewhere around the middle axis of the troughmembers 18 and 20.
  • the drum 62 pivots about the axis 64 but its movement is restricted in its upward direction by a stop member 66 fixed on the sides of the blades 50 and 52 and in'its downward movement by a chain 68 which grips into a notch 70 provided in the upper surface of the forward blade 56.
  • the downward movement of the drum 62 can therefore be adjusted at will by hooking the chain 68 in the notch 70 according to the size of the vehicle to be towed.
  • the trough member With this arrangement of the trough member, it can be realized that when the trough comes in contact with the ground, it pushes upwardly the drum 62 so that the front blade 56 will facilitate the introduction or rolling of the wheel into the trough member on account of its substantially horizontal position; but will immediately tilt inwardly when the wheel will reach the drum 62.
  • the lowest position of the drum 62 is adapted so as to correspond to the circumference of the tire resting on the front and rear blades 54 and 56.
  • the troughs 18 and 20 are lowered in contact with the ground which pushes upwardly the drum 62, tilts the blade 54 rearwardly and consequently, facilitates the removal of the wheels from the trough.
  • the beam 16 is adapted to vary in length. As shown in FIG. 2, the beam 16 is made of square-sectional channels 72, 74 and 76 of reduced sizes so as to slide one into the other by means of a hydraulic cylinder 78 located inside the channel 72 and a piston 80 located inside the channels 74 and 76. This beam 16 may vary from a length of four to eight feet.
  • the hydraulic cylinder is controlled a liquid coming from the tubular members 82 and the handles 84 located at the rear of the towing truck.
  • the hydraulic cylinder 78 is actuated so as to bring the car as close as possible to the truck and then the hydraulic cylinders 32 and 34 are actuated so as to raise the booms 28 and accordingly the chains 26 which are hooked to the beam 16. This will lift the wheels and raise the end of the car above the ground at a sufficient height so as to safely pull the car.
  • a pair of chains 86 are also provided on each side of the beam 16 and connected to the bumper 14 so as to maintain the beam 16 substantially in a straight direction behind the truck and therefore preventing a wobbling effect of the car.
  • Additional chains 88 are also provided for maintaining the troughs l8 and 20 in a steady position when the latter are raised as shown in FIG. 3 and not in use.
  • a winch may be used with an additional cable to pull on cars which are too far to reach with the beam 16 and also for the purpose of holding the car in the troughs when the car is towed.
  • a vehicle towing device adapted to be mounted at the rear of a truck for towing a vehicle, the said device comprising;
  • a shallow trough-like member having a rigid peripheral frame adapted to receive a segment of the tires of the wheels of the towed vehicle, the said frame being secured to said cross-bar so that the axis of the wheel is substantially in the plane of the crossbar, the frame comprising a central rod pivotally 4 mounted to the forward portion of the frame, the lowermost position of said rod being located below the said peripheral frame, wherein, when the frame is lowered in contact with the ground, the said rod raises the wheel out of the frame.
  • a device as recited in claim 2 comprising a flexible link member releasably connecting the rod and the rear portion of the frame, the said link member being releasably connected at various longitudinal dimensions so as to change the lowermost position of the rod.
  • a device as recited in claim 2 comprising a stop member secured to the frame for restricting the upward movement of the rod.
  • a device as recited in claim 2 comprising a first means for pivoting the cross-bar about an axis coaxial with the said beam.
  • a device as recited in claim 6, comprising a second means for pivoting the cross-bar about a vertical axis at the end of the said beam remote from the truck.
  • a device as recited in claim 7, comprising a third means for pivoting the beam about a vertical axis to the rear end of the vehicle.
  • a device as recited in claim 1, wherein the said means for longitudinally varying the length of said beam comprises a hydraulic cylinder.

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Abstract

A vehicle towing device mounted at the rear of a truck. The device is made of an extensible beam projecting rearwardly from the truck and pivotally mounted therefrom, a cross-bar fixed at the free end of the beam in a horizontal position, a shallow trough-like member having a rigid contour secured at each end of the cross-bar, means for pivotally moving the beam about the horizontal axis, the trough-like member adapted to contact the ground when the beam is in its lowermost position, means for longitudinally varying the length of said beam, wherein the troughs when located in contact with the ground are adapted to receive two wheels of the vehicle to be towed and to be subsequently raised into a towing positon from under the wheels.

Description

United States Patent [191 [111 3,924,763
Pigeon Dec. 9, 1975 VEHICLE TOWING DEVICE [57] ABSTRACT Inventor: Norbert g Ste-Madeleine, A vehicle towing device mounted at the rear of a Ste-Hyacinthe, Quebec, Canada truck. The device is made of an extensible beam projecting rearwardly from the truck and pivotally [22] Filed 1974 mounted therefrom, a cross-bar fixed at the free end [21] Appl. 0 of the beam in a horizontal position, a shallow troughlike member having a rigid contour secured at each end of the cross-bar, means for pivotally moving the CCll. beam about the horizontal axis, the trough like [58] Fieid 280/402 ber adapted to contact the ground when the beam is in its lowermost position, means for longitudinally vary- [56] References and ing the length of said beam, wherein the troughs when located in contact with the ground are adapted to receive two wheels of the vehicle to be towed and to be 214/86 A subsequently raised into a towing positon from under 214/86 A the wheels.
UNITED STATES PATENTS 3,434,607 3/1969 Nelson 3,599,811 8/1971 Watkins.....
3,667,630 6/1972 Scott 214/86 A 3,690,482 9/1972 Gaurnont 214/86 A 3,825,132 7/1974 Colangelo 214/86 A Primary ExaminerAlbert J. Makay 10 Claims, 3 Drawing Figures Attorney, Agent, or Firm-Roland L. Morneau US. Patent Dec. 9, 1975 Sheet 1 of 2 3,924,763
US. Patent Dec. 9, 1975 Sheet 2 of2 3,924,763
VEHICLE TOWING DEVICE The present invention relates to a car towing device and in particular to such a device which raises the front or rear wheels of the car above the ground in order to pull it.
The common way for pulling a car consists of hooking a chain or a brace to its bumper or its undercarriage and pulling therefrom. When the front or rear part of the car is not in condition for supporting itself due to some mechanical defect or to an accident, one end of the car must be raised by pulling upwardly on the bumper or on the undercarriage.
Experience has demonstratedthat the pulling action exerted on the bumper or the undercarriage can result in the damaging of some parts of the car. This, is due to the increased weight of the new cars, their increased fragility and their particular, design.
The present invention contemplates to raise the car exactly as it isintended to run, that is, from under the wheels. A car is engineered so as to be supported by its four wheels and can run safely on two end wheels as long as the two other end wheels are well and evenly supported.
The present invention consists of a car towing device adapted to be mounted at the rear of a truck for towing a vehicle. The device comprises an extensible beam projecting rearwardly from the vehicle and pivotally mounted therefrom along a vertical plane; a cross-bar fixed at the free end of said beam in a horizontal position; a shallow trough-like member having a rigid contour secured at each end of the cross-bar; means for pivotally moving said beam about a horizontal axis, the trough-like member adapted to contact the ground when the beam is in its lowermost position; means for longitudinally varying the length of the said beam, wherein the troughs, when located in contact with the ground, are adapted to receive two wheels of the vehicle to be towed and to be subsequently raised into a towing position.
The cross-bar is pivoted about an axis coaxial with the beam and about a vertical axis at one end of the beam. The beam is pivoted about a horizontal axis. The wheels are adapted to sink slightly in the troughs so as to be held thereinside when the troughs are raised but free to run thereoutside when the troughs touch the ground.
The invention will now be described in details by referring to drawings in which;
FIG. 1 is a perspective view of the towing truck pulling a vehicle with the vehicle towing device according to the new invention,
FIG. 2 is a perspective view of the vehicle towing device shown in FIG. 1, and
FIG. 3 is a perspective view of the towing vehicle with the towing device in a raised position.
FIG. 1 illustrates a towing truck at the rear of which is secured a vehicle towing device 12. The device 12 comprises a reinforced bumper 14 an extensible beam 16, a pair of troughs l8 and 20 in which are mounted the front wheels 22 of a towed vehicle 24. A pair of chains 26 are hooked between the beam 16 and a pair of booms 28. The booms 28 are pivotable at their rear end 30 and are raised and lowered by a pair of pneumatic cylinders extending between the booms 28 and the bum per 14. The two hydraulic cylinders 32 and 34 are connected to the bumper substantially above the rear end of the beam 16 so as to exert a downward thrust substantially in line with the upward thrust caused by the rear end of the beam 16. The rear end of the beam 16 is connected to the bumper by a double linkage which permits a vertical and a horizontal movement to the beam 16. The axle 36 is secured to the bumper 14 in a vertical direction so as to allow the beam to move sideways .while an axle 38 passing through the plates 40 on each side of the beam 16 and through the lower part of the axle 36 enables the beam 16 to move vertically.
At the forward end of the beam 16, is mounted a stirrup-shaped bracket 42 rotatable about an axle 44 axially aligned with the longitudinal axis of the beam 16.
The bracket 42 retains a cross-bar 46 so that the latter can pivot about an axle 48 passing through the bracket 42 and the cross-bar 46.
At each end of the cross-bar 46 is solidly secured the trough members 18 and 20 adapted to receive the front or rear wheels of the towed vehicle. Each trough member is particularly designed so as to enable the easy transfer of the wheels inside and outside the trough member. Each trough member 18 and 20 consists essentially of a rectangular frame made of two lateral rigid blades 50 and 52, a rear slanted blade 54 and a pivotable forward blade 56. Blades 54 and 56 are tilted so as to form a V shape which is a better supporting surface for receiving the wheel of a vehicle. The front blade 56 is secured at each end to a pair of secondary blades 58 and 60 and a small drum 62 is secured at the rear end of the secondary blades 58 and 60 located somewhere around the middle axis of the troughmembers 18 and 20. The drum 62 pivots about the axis 64 but its movement is restricted in its upward direction by a stop member 66 fixed on the sides of the blades 50 and 52 and in'its downward movement by a chain 68 which grips into a notch 70 provided in the upper surface of the forward blade 56. The downward movement of the drum 62 can therefore be adjusted at will by hooking the chain 68 in the notch 70 according to the size of the vehicle to be towed. With this arrangement of the trough member, it can be realized that when the trough comes in contact with the ground, it pushes upwardly the drum 62 so that the front blade 56 will facilitate the introduction or rolling of the wheel into the trough member on account of its substantially horizontal position; but will immediately tilt inwardly when the wheel will reach the drum 62. The lowest position of the drum 62 is adapted so as to correspond to the circumference of the tire resting on the front and rear blades 54 and 56. When the towed vehicle will be released from the towing truck, the troughs 18 and 20 are lowered in contact with the ground which pushes upwardly the drum 62, tilts the blade 54 rearwardly and consequently, facilitates the removal of the wheels from the trough.
In order to reach the stranded vehicle when the truck cannot approach it sufficiently, the beam 16 is adapted to vary in length. As shown in FIG. 2, the beam 16 is made of square- sectional channels 72, 74 and 76 of reduced sizes so as to slide one into the other by means of a hydraulic cylinder 78 located inside the channel 72 and a piston 80 located inside the channels 74 and 76. This beam 16 may vary from a length of four to eight feet. The hydraulic cylinder is controlled a liquid coming from the tubular members 82 and the handles 84 located at the rear of the towing truck.
Once the troughs have been pushed underneath the wheels of the car to be towed, the hydraulic cylinder 78 is actuated so as to bring the car as close as possible to the truck and then the hydraulic cylinders 32 and 34 are actuated so as to raise the booms 28 and accordingly the chains 26 which are hooked to the beam 16. This will lift the wheels and raise the end of the car above the ground at a sufficient height so as to safely pull the car.
A pair of chains 86 are also provided on each side of the beam 16 and connected to the bumper 14 so as to maintain the beam 16 substantially in a straight direction behind the truck and therefore preventing a wobbling effect of the car.
Additional chains 88 are also provided for maintaining the troughs l8 and 20 in a steady position when the latter are raised as shown in FIG. 3 and not in use.
It should be obvious that other components could be used with the towing device as described above. For instance, a winch may be used with an additional cable to pull on cars which are too far to reach with the beam 16 and also for the purpose of holding the car in the troughs when the car is towed.
What I claim:
1. A vehicle towing device adapted to be mounted at the rear of a truck for towing a vehicle, the said device comprising;
an extensible beam projecting rearwardly from the vehicle and pivotally mounted therefrom along a vertical plane,
a cross-bar fixed at the free end of said beam in a horizontal position,
a shallow trough-like member having a rigid peripheral frame adapted to receive a segment of the tires of the wheels of the towed vehicle, the said frame being secured to said cross-bar so that the axis of the wheel is substantially in the plane of the crossbar, the frame comprising a central rod pivotally 4 mounted to the forward portion of the frame, the lowermost position of said rod being located below the said peripheral frame, wherein, when the frame is lowered in contact with the ground, the said rod raises the wheel out of the frame.
2. A device as recited in claim 1, wherein the said forward portion is a rigid flat blade pivotally mounted with said rod,
3. A device as recited in claim 2, comprising a flexible link member releasably connecting the rod and the rear portion of the frame, the said link member being releasably connected at various longitudinal dimensions so as to change the lowermost position of the rod.
4. A device as recited in claim 2, comprising a stop member secured to the frame for restricting the upward movement of the rod.
5. A device as recited in claim 2, wherein the rear of said beam is fixed to a rigid horizontal frame secured at the rear of the truck.
6. A device as recited in claim 2, comprising a first means for pivoting the cross-bar about an axis coaxial with the said beam.
7. A device as recited in claim 6, comprising a second means for pivoting the cross-bar about a vertical axis at the end of the said beam remote from the truck.
8. A device as recited in claim 7, comprising a third means for pivoting the beam about a vertical axis to the rear end of the vehicle.
9. A device as recited in claim 1, wherein the said means for longitudinally varying the length of said beam comprises a hydraulic cylinder.
10. A device as recited in claim 9, wherein the hydraulic cylinder is mounted inside said beam and se-

Claims (10)

1. A vehicle towing device adapted to be mounted at the rear of a truck for towing a vehicle, the said device comprising; an extensible beam projecting rearwardly from the vehicle and pivotally mounted therefrom along a vertical plane, a cross-bar fixed at the free end of said beam in a horizontal position, a shallow trough-like member having a rigid peripheral frame adapted to receive a segment of the tires of the wheels of the towed vehicle, the said frame being secured to said cross-bar so that the axis of the wheel is substantially in the plane of the cross-bar, the frame comprising a central rod pivotally mounted to the forward portion of the frame, the lowermost position of said rod being located below the said peripheral frame, wherein, when the frame is lowered in contact with the ground, the said rod raises the wheel out of the frame.
2. A device as recited in claim 1, wherein the said forward portion is a rigid flat blade pivotally mounted with said rod,
3. A device as recited in claim 2, comprising a flexible link member releasably connecting the rod and the rear portion of the frame, the said link member being releasably connected at various longitudinal dimensions so as to change the lowermost position of the rod.
4. A device as recited in claim 2, comprising a stop member secured to the frame for restricting the upward movement of the rod.
5. A device as recited in claim 2, wherein the rear of said beam is fixed to a rigid horizontal frame secured at the rear of the truck.
6. A device as recited in claim 2, comprising a first means for pivoting the cross-bar about an axis coaxial with the said beam.
7. A device as recited in claim 6, comprising a second means for pivoting the cross-bar about a vertical axis at the end of the said beam remote from the truck.
8. A device as recited in claim 7, comprising a third means for pivoting the beam about a vertical axis to the rear end of the vehicle.
9. A device as recited in claim 1, wherein the said means for longitudinally varying the length of said beam comprises a hydraulic cylinder.
10. A device as recited in claim 9, wherein the hydraulic cylinder is mounted inside said beam and secured at each end thereof.
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US4034873A (en) * 1976-12-06 1977-07-12 Haring Robert C Wheel supporting towing sling attachment
US4274791A (en) * 1978-12-20 1981-06-23 Moon Gary D Towing and hoisting apparatus
US4318657A (en) * 1978-11-10 1982-03-09 Kruno Znidaric Vehicle for loading and transporting heavyweight objects in particular automotive vehicles
US4383807A (en) * 1981-05-08 1983-05-17 Vulcan Equipment Company, Ltd. Towing vehicle, boom, winching and lifting apparatus
US4384817A (en) * 1981-06-18 1983-05-24 Peterson Frank H Vehicle lift for a wrecker truck
WO1984000929A1 (en) * 1982-08-26 1984-03-15 Dover Corp Wheel lift apparatus
EP0132072A1 (en) * 1983-07-15 1985-01-23 Mobi-Jack Inc. Automobile towing apparatus
US4534579A (en) * 1984-03-29 1985-08-13 Shackelford Sr G Raymond Automobile wheel lift for a tow truck
US4573857A (en) * 1983-01-17 1986-03-04 Ready Built Tow Trucks, Inc. Vehicle towing mechanism
US4657468A (en) * 1982-04-28 1987-04-14 Youmans Gordon D Vehicle towing apparatus
US4669946A (en) * 1985-08-12 1987-06-02 Locodo Jim Towing device for vehicles
US4674943A (en) * 1985-07-23 1987-06-23 Nespor Ronald R Vehicle lifting and towing device
US4679978A (en) * 1983-09-09 1987-07-14 Century Wrecker Corporation Wheel lift towing assembly
US4761111A (en) * 1981-09-18 1988-08-02 Brown Andrew M Automobile lifting and towing equipment
US4797057A (en) * 1985-08-20 1989-01-10 Jerr-Dan Corportion Wheel-lift tow truck
US4836737A (en) * 1983-09-09 1989-06-06 Century Wrecker Corporation Wheel lift tow assembly
US4840534A (en) * 1987-11-24 1989-06-20 Jerry Totty Automobile lift and tow hoist
US4875269A (en) * 1988-05-10 1989-10-24 Crist Larry L Underlift attachment for tow trucks
US4927315A (en) * 1989-03-06 1990-05-22 Chevron, Inc. Vehicle lifting and towing apparatus
US5350271A (en) * 1992-01-02 1994-09-27 Weller Peter J Automobile lifting and towing equipment
US5716188A (en) * 1995-12-28 1998-02-10 Pigeon; Norbert Towing apparatus with multiple adjustments wheel retainers
US5762465A (en) * 1996-05-14 1998-06-09 Zackovich; Stanley E. Vehicle lifting and towing method and apparatus
US5908280A (en) * 1997-04-29 1999-06-01 Allison; James Wheel lift apparatus for vehicle towing and related methods
US5984616A (en) * 1996-11-21 1999-11-16 Prime Technologies, Inc. Variable pivot towing device
US5988974A (en) * 1997-03-21 1999-11-23 Zackovich; Stanley E. Vehicle lifting and towing apparatus
US6474625B2 (en) * 2000-11-30 2002-11-05 Alden Bevre Lawn tractor maintenance system
US20090134374A1 (en) * 2005-06-08 2009-05-28 Krug Norman J Methods and apparatuses for a small vehicle jack apparatus
US20100283016A1 (en) * 2009-05-05 2010-11-11 Mojack Distributors, Llc Apparatuses and Methods for an Improved Vehicle Jack Having a Screw Jack Assembly
US20110057415A1 (en) * 2009-09-08 2011-03-10 Kurzka Robert S Tow Truck Wheel Restraint and Methods of Using Same
US20120032124A1 (en) * 2008-10-24 2012-02-09 Mojack Distributors, Llc Apparatuses and methods for an improved vehicle jack
US10759325B1 (en) 2018-08-07 2020-09-01 John Polny Vehicle towing apparatus for use with a hook truck

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US4473237A (en) * 1982-10-08 1984-09-25 Lind Per G Vehicle lift and tow bar
US4634337A (en) * 1985-01-10 1987-01-06 Dover Corporation Integrated wheel lift wrecker
US4750856A (en) * 1987-01-05 1988-06-14 Lapiolahti Risto J Car carrier
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Cited By (39)

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